... .5 MHzImpedance------------------------------- 50Ω VSWR--------------------------------------- <1.8 Gain----------------------------------------- 1.3 dBi Polarization------------------------------ VerticalLighting Protect------------------------ Direct GroundConnector Type------------------------ Folding Part ... VHF&UHF, GSM&CDMA, GPRS, 3G/UMTS, 2.4G, 3.5G, 5.8G antennas, etc. (2).OEM, ODM and small ...